Alert archive / Arkansas / Tornado Watches in 2005

Tornado Watch 879

November 27, 200527 counties in Arkansas; 13 counties in Missouri

The Storm Prediction Center issued this tornado watch at Nov 27, 2005, 6:19 PM CST for 27 counties in Arkansas; 13 counties in Missouri. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued
Nov 27, 2005, 6:19 PM CST (00:19 UTC)
Expired
Nov 28, 2005, 2:00 AM CST
In force
8 hr
Issued by
the Storm Prediction Center
All 40 counties

Arkansas County, AR, Bradley County, AR, Clay County, AR, Cleveland County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Desha County, AR, Drew County, AR, Greene County, AR, Independence County, AR, Jackson County, AR, Jefferson County, AR, Lawrence County, AR, Lee County, AR, Lincoln County, AR, Lonoke County, AR, Mississippi County, AR, Monroe County, AR, Phillips County, AR, Poinsett County, AR, Prairie County, AR, Randolph County, AR, Sharp County, AR, St. Francis County, AR, White County, AR, Woodruff County, AR, Bollinger County, MO, Butler County, MO, Cape Girardeau County, MO, Carter County, MO, Dunklin County, MO, Mississippi County, MO, New Madrid County, MO, Pemiscot County, MO, Perry County, MO, Ripley County, MO, Scott County, MO, Stoddard County, MO, Wayne County, MO

The radar

The Little Rock radar (KLZK), 73 km from the middle of the area, began a volume at 00:20 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

Warnings issued inside it

24 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Nov 27, 7:48 PM CSTTornado WarningLZKFulton, Sharp57 min
Nov 27, 8:15 PM CSTSevere Thunderstorm WarningLZKLonoke, White55 min
Nov 27, 8:19 PM CSTSevere Thunderstorm WarningLZKIndependence, Izard, Sharp26 min
Nov 27, 8:40 PM CSTTornado WarningLZKCleburne, Independence, White50 min
Nov 27, 8:50 PM CSTFlash Flood WarningLZKFulton, Sharp115 min
Nov 27, 8:54 PM CSTFlash Flood WarningLZKLonoke, Pulaski, Saline, White2 hr
Nov 27, 9:04 PM CSTSevere Thunderstorm WarningLZKLonoke26 min
Nov 27, 9:19 PM CSTSevere Thunderstorm WarningLZKWhite56 min
Nov 27, 9:20 PM CSTSevere Thunderstorm WarningLZKIndependence, Sharp40 min
Nov 27, 9:32 PM CSTSevere Thunderstorm WarningLZKLonoke, Pulaski43 min
Nov 27, 9:37 PM CSTSevere Thunderstorm WarningLZKIndependence23 min
Nov 27, 9:45 PM CSTSevere Thunderstorm WarningLZKJackson45 min
Nov 27, 9:49 PM CSTSevere Thunderstorm WarningLZKCleveland, Jefferson56 min
Nov 27, 10:08 PM CSTSevere Thunderstorm WarningLZKArkansas, Bradley, Drew, Jefferson, Lincoln67 min
Nov 27, 10:11 PM CSTSevere Thunderstorm WarningLZKJackson, Lonoke, Prairie, White, Woodruff64 min
Nov 27, 10:33 PM CSTSevere Thunderstorm WarningPAHRipley57 min
Nov 27, 11:00 PM CSTSevere Thunderstorm WarningLZKMonroe45 min
Nov 27, 11:01 PM CSTSevere Thunderstorm WarningLZKDesha59 min
Nov 27, 11:15 PM CSTSevere Thunderstorm WarningLZKArkansas45 min
Nov 27, 11:22 PM CSTSevere Thunderstorm WarningPAHButler68 min
Nov 27, 11:35 PM CSTSevere Thunderstorm WarningPAHWayne55 min
Nov 28, 12:20 AM CSTSevere Thunderstorm WarningPAHBollinger, Stoddard55 min
Nov 28, 1:12 AM CSTSevere Thunderstorm WarningPAHNew Madrid, Scott, Stoddard63 min
Nov 28, 1:31 AM CSTFlash Flood WarningPAHWayne119 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 0.3 hours before the alert went out and 139 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Little Rock, AR at 00:00Z on 2005-11-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 345 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 2005-11-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 377 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
345 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
634 m above ground
0-6 km bulk shear
89 kt
0-1 km storm-relative helicity
377 m²/s²
0-3 km storm-relative helicity
418 m²/s²
Significant tornado parameter
1.0
Supercell composite
3.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS20 KWNS 280018
SEL9  
SPC WW 280018
ARZ000-MOZ000-280800-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 879
NWS STORM PREDICTION CENTER NORMAN OK
620 PM CST SUN NOV 27 2005

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 

       EASTERN ARKANSAS
       SOUTHEAST MISSOURI

EFFECTIVE THIS SUNDAY NIGHT AND MONDAY MORNING FROM 620 PM UNTIL
200 AM CST.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE MILES
EAST AND WEST OF A LINE FROM 25 MILES SOUTHWEST OF MONTICELLO
ARKANSAS TO 35 MILES NORTH NORTHEAST OF POPLAR BLUFF MISSOURI. 
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU9).

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...CONTINUE...WW 875...WW 876...WW 877...WW
878...

DISCUSSION...LINE OF SEVERE/TORNADIC THUNDERSTORMS OVER CENTRAL AR
WILL TRACK EASTWARD DURING THE EVENING HOURS...AFFECTING EASTERN AR
AND SOUTHEAST MO.  AIR MASS IN THIS REGION IS SLIGHTLY MORE
STABLE...BUT STRENGTH OF WIND FIELDS AND SUFFICIENT INSTABILITY
SUGGEST A CONTINUED THREAT OF DAMAGING WINDS AND ISOLATED TORNADOES.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.
MEAN STORM MOTION VECTOR 24035.


...HART

332,0930 371,0911 371,0890 332,0910

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 27, 11:44 PM CSTTornado WatchSPCAshley, Chicot6 hr
Nov 28, 12:43 AM CSTMesoscale DiscussionSPCClay, Craighead, Crittenden, Greene, Lee, Mississippi and 3 more62 min
Nov 27, 8:09 PM CSTMesoscale DiscussionSPCAdams, Calhoun, Greene, Jersey, Madison, Monroe and 2 more2 hr
Nov 27, 8:28 PM CSTTornado WatchSPCCalhoun, Greene, Jersey, Madison, Monroe, Randolph and 1 more5 hr
Nov 27, 11:21 PM CSTMesoscale DiscussionSPCBond, Calhoun, Christian, Clinton, Fayette, Greene and 16 more84 min
Nov 27, 11:26 PM CSTTornado WatchSPCAlexander, Bond, Christian, Clark, Clay, Clinton and 37 more7 hr
Nov 28, 3:28 AM CSTMesoscale DiscussionSPCAlexander, Clark, Clay, Coles, Crawford, Cumberland and 29 more62 min
Nov 27, 8:44 PM CSTMesoscale DiscussionSPCBenton, DeSoto, Lafayette, Marshall, Panola, Quitman and 1 more91 min
Nov 28, 2:40 AM CSTMesoscale DiscussionSPCAdams, Attala, Carroll, Choctaw, Claiborne, Clay and 25 more95 min
Nov 28, 4:42 AM CSTMesoscale DiscussionSPCAmite, Marion, Pike, Walthall, Wilkinson93 min
Nov 28, 9:29 AM CSTMesoscale DiscussionSPCClarke, Forrest, George, Greene, Harrison, Jackson and 11 more2 hr
Nov 28, 10:52 AM CSTMesoscale DiscussionSPCBedford, Cannon, Cheatham, Clay, Coffee, Davidson and 25 more113 min
Nov 28, 11:13 AM CSTTornado WatchSPCBedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 26 more7 hr
Nov 28, 2:17 PM CSTMesoscale DiscussionSPCAnderson, Bedford, Bledsoe, Campbell, Cannon, Clay and 31 more88 min

Nearby

Tornado Watches in Arkansas, 2005Tornado Watches in Missouri, 2005Every tornado watch in 2005

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.